Class Libraries & REST APIs for the developers to manipulate & process Files from Word, Excel, PowerPoint, Visio, PDF, CAD & several other categories in Web, Desktop or Mobile apps. Develop & deploy on Windows, Linux, MacOS & Android platforms....Arc(new Rectangle(100, 10, 80, 80)...Point(80, 50)); deviceContext.Arc(new Rectangle(110, 20, 60, 60)...